Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.

采腈、羧基腈、、吡四种胶乳改性酚醛树脂。

This paper summarizes the preparation method, performance, progress of application and direction of studying phenolic resin acticarbon.

概述了酚醛树脂基活性炭制备方法、性能及其应进展和主要研究方向。

Benzylic ether phenolic resin is one of the main components of foundry polyurethane binder; its structure and preparation condition determine the performances of polyurethane binder.

醚型酚醛树脂是铸造聚氨酯粘合剂主要成份之,结构及合成工艺条件决定了该类粘合剂性能。

A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .

酚与甲醛在碱性条件下经加成、缩合制得可发性酚醛树脂，该树脂和表面活性剂、发泡剂、固化剂起发泡即得酚醛泡沫塑料。